Motorcycle fuel tank



FIG. 1 is a front left perspective view of a motorcycle fuel tank;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a left side elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a rear left perspective view thereof; and,

FIG. 8 is a rear elevation view thereof.

The broken lines showing various brackets, clips, and motorcycle frame components are included for the purpose of illustrating environmental structure surrounding the motorcycle fuel tank and form no part of the claimed design. 

CLAIM The ornamental design for a motorcycle fuel tank, as shown and described. 